0451.500MRL

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The 0451.500MRL is a surface-mount fuse from Littelfuse, part of the 451 Series. Equivalent products include:
1. Bourns SF-0402F500-2
2. Eaton (formerly Cooper Bussmann) CC12H500
3. Bel Fuse 0ZCJ0020FF2E
4. TE Connectivity (formerly Raychem) RUEF050
These alternatives have similar specifications but check datasheets for compatibility with your specific application.

The 0451.500MRL is a Littelfuse fuse designed for electronic circuitry protection. Here are its key features:
1. Current Rating: It has a current rating of 500mA, making it suitable for low-current applications.
2. Voltage Rating: The fuse is rated for a voltage of 32V AC/DC, providing versatility in various electronic devices.
3. Fast-Acting: This fuse is fast-acting, meaning it quickly interrupts the circuit when excessive current is detected, protecting sensitive components.
4. Surface Mount: Designed as a surface-mount device (SMD), it is compact and ideal for modern, space-constrained circuit boards.
5. RoHS Compliant: It adheres to the Restriction of Hazardous Substances directive, ensuring it is free from harmful materials like lead.
6. Applications: Commonly used in consumer electronics, telecommunications, and computing for overcurrent protection.
7. Dimensions: Small form factor, facilitating its use in tight spaces on circuit boards.
These features make the 0451.500MRL a reliable choice for safeguarding electronic devices from overcurrent conditions.

The 0451.500MRL is a surface-mount fuse from Littelfuse, part of the 451 series. It is a fast-acting fuse designed for overcurrent protection in various electronic applications. The "500" in its part number indicates a 0.5 Amp current rating. As for the pin count, since it is a surface-mount device (SMD), it does not have traditional pins like through-hole components. Instead, it has two terminals for mounting onto a printed circuit board (PCB). The main function of the 0451.500MRL is to protect electronic circuits by breaking the circuit when the current exceeds the specified rating, thus preventing damage to components or potential fire hazards.

The 0451.500MRL is a fuse manufactured by Littelfuse, Inc. Littelfuse is a company that specializes in circuit protection, power control, and sensing technologies. It provides a wide range of products including fuses, semiconductors, polymers, ceramics, relays, and sensors that are used across various industries such as automotive, electronics, industrial, and telecommunications. The company is known for its innovation in creating reliable solutions to protect electrical systems and enhance safety.

The package type "0451.500MRL" refers to a Littelfuse 451 series fast-acting fuse, commonly used for circuit protection. It typically features a cylindrical cartridge design, measuring 5x20mm.